<template>
    <div>
         <!--面包屑导航栏区域-->
        <el-breadcrumb separator-class="el-icon-arrow-right">
            <el-breadcrumb-item :to="{ path: '/' }">首页</el-breadcrumb-item>
            <el-breadcrumb-item>商品管理</el-breadcrumb-item>
            <el-breadcrumb-item>商品列表</el-breadcrumb-item>
        </el-breadcrumb>
        <!-- 卡片视图区域 -->
        <el-card>
            <el-row :gutter="20">
                <el-col :span="7"><el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList"><el-button slot="append" icon="el-icon-search" type='info' @click="getGoodsList"></el-button></el-input></el-col>
                <el-col :span="4"><el-button type="primary" @click="goAddpage">添加商品</el-button>
</el-col>
            </el-row>
        <!-- table表格区域 -->
        <el-table :data="goodslist" border stripe>
            <el-table-column label="#" type="index"></el-table-column>
            <el-table-column label="商品名称" prop="goods_name"></el-table-column>
            <el-table-column label="商品价格(元)" prop="goods_price" width="95px"></el-table-column>
            <el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>
            <el-table-column label="创建时间" prop="add_time" width="140px">
                <template slot-scope="scope">
                    {{scope.row.add_time | dateFormat}}
                </template>
            </el-table-column>
            <el-table-column label="操作" width="130px">
                <template slot-scope="scope">
                    <el-button type="primary" icon="el-icon-edit" size="mini"></el-button>
                    <el-button type="danger" icon="el-icon-delete" size="mini" @click="removeById(scope.row.goods_id)"></el-button>
                </template>
            </el-table-column>
        </el-table>
        <!--分页区域-->
        <el-pagination
            @size-change="handleSizeChange"
            @current-change="handleCurrentChange"
            :current-page="queryInfo.pagenum"
            :page-size="queryInfo.pagesize"
            :page-sizes="[5, 10, 15, 20]"
            layout="total, sizes, prev, pager, next, jumper"
            :total="total"
            background>
        </el-pagination>
        </el-card>
    </div>
</template>
<script>
export default {
    data () {
        return {
            queryInfo: {
                query: '',
                pagenum: 1,
                pagesize: 10
            },
            goodslist: [],
            total: 0
        }
    },
    created () {
        this.getGoodsList()
    },
    methods: {
        async getGoodsList () {
            const { data: res } = await this.$http.get('goods', { params: this.queryInfo })
            if (res.meta.status !== 200) return this.$message.error('获取商品列表失败！')
            console.log(res.data)
            this.goodslist = res.data.goods
            this.total = res.data.total
        },
        // 监听用户列表的显示条数
        handleSizeChange (newSize) {
            this.queryInfo.pagesize = newSize
            this.getGoodsList()
        },
        // 监听用户列表的当前页数
        handleCurrentChange (newPage) {
            this.queryInfo.pagenum = newPage
            this.getGoodsList()
        },
        // 删除商品
        async removeById (id) {
        const confirmResult = await this.$confirm('此操作将永久删除该商品, 是否继续?', '提示',
        {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err => err)
        if (confirmResult !== 'confirm') return this.$message.info('已经取消删除！')
        const { data: res } = await this.$http.delete(`goods/${id}`)
        if (res.meta.status !== 200) return this.$message.error('删除失败！')
        this.$message.success('删除成功！')
        this.getGoodsList()
        },
        // 跳转到添加商品信息页面
        goAddpage() {
        this.$router.push('/goods/add')
    }
    }
}
</script>
<style lang="less" scoped>
</style>
